Debian Security Advisory

DLA-2561-1 ruby-mechanize -- LTS security update

Date Reported:
17 Feb 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2021-21289.
More information:

Mechanize is an open-source Ruby library that makes automated web interaction easy. In Mechanize, from v2.0.0 until v2.7.7, there is a command injection vulnerability.

Affected versions of Mechanize allow for OS commands to be injected using several classes' methods which implicitly use Ruby's Kernel#open method.

For Debian 9 stretch, this problem has been fixed in version 2.7.5-1+deb9u1.

We recommend that you upgrade your ruby-mechanize packages.

For the detailed security status of ruby-mechanize please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: